46 lines
1.9 KiB
Makefile
46 lines
1.9 KiB
Makefile
# Useful functions
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# Returns the first argument (typically a directory), if the file or directory
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# named by concatenating the first and optionally second argument
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# (directory and optional filename) exists
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dir_if_exists = $(if $(wildcard $(1)$(2)),$(1))
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# Run a shell script if it exists. Stops make on error.
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runscript_if_exists = \
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$(if $(wildcard $(1)), \
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$(if $(findstring 0, \
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$(lastword $(shell $(abspath $(wildcard $(1))); echo $$?))), \
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$(info Info: $(1) success), \
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$(error ERROR: $(1) failed)))
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# For message printing: pad the right side of the first argument with spaces to
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# the number of bytes indicated by the second argument.
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space_pad_to = $(shell echo $(1) " " | head -c$(2))
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# Call with some text, and a prefix tag if desired (like [AUTODETECTED]),
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show_config_info = $(call arduino_output,- $(call space_pad_to,$(2),20) $(1))
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# Call with the name of the variable, a prefix tag if desired (like [AUTODETECTED]),
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# and an explanation if desired (like (found in $$PATH)
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show_config_variable = $(call show_config_info,$(1) = $($(1)) $(3),$(2))
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# Just a nice simple visual separator
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show_separator = $(call arduino_output,-------------------------)
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$(call show_separator)
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$(call arduino_output,Arduino.mk Configuration:)
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########################################################################
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#
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# Detect OS
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ifeq ($(OS),Windows_NT)
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CURRENT_OS = WINDOWS
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else
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UNAME_S := $(shell uname -s)
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ifeq ($(UNAME_S),Linux)
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CURRENT_OS = LINUX
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endif
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ifeq ($(UNAME_S),Darwin)
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CURRENT_OS = MAC
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endif
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endif
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$(call show_config_variable,CURRENT_OS,[AUTODETECTED])
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